Originally Posted by
Kathranis
Part of the new Year of the Phoenix changes is a returning player experience (if you haven't logged in in 4 months)that rewards a competitive deck for a class of your choice, plus the free Demon Hunter class comes with 30 very viable cards, including legendaries and epics.
They're also overhauling ranked progression to be immediately rewarding when you rank up, with better rewards, and are implementing duplicate protection across all rarities.
I'd say now is a good time to return without spending and see how you feel about the changes/additions.